#include <stdio.h>

int main(void){
    int toes = 10;
    int toesTwo,toesPow;
    toesTwo = 2 * toes;
    toesPow = toes * toes;
    printf("原值：%d\n两倍：%d\n平方：%d",toes,toesTwo,toesPow );
}
